Del. Code tit. 12, § 1109

If, after hearing under this subchapter, the Court finds that real property has escheated to the State, the Escheator, subject to the approval of the Governor, may lease such property upon a reasonable rent therefor, or retain such property for the benefit and use of the State. If the real property is not leased or retained, the Escheator shall sell such property, at public auction, upon like public notice as required by law for the sale of lands under execution process.